OT-2026-000055417
Publication integrity record
Single cup vacuum gripper, two stage ejector, supply line pressure sensor, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000055417) never changes.
Identity and time
| Publication number | OT-2026-000055417 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a101-7d3d-a6fb-8cc2c337abff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055417 |
| Status | PUBLIC |
Content hashes
| Canonical text | 26c269db06f15efc0053fa5fbf36a8ecb258834a02fec124ac74ae2aaf127c83 |
|---|---|
| Markdown | b559cb63cf84cbde16d856ff112b69c71b59bdf5f9aec43f646f98e5f36aaf22 |
| Publication page | ed135383d056a6504ee6a89af3014f000b10d104f714d8fe413f0f68e0161274 |
| Manifest | d92ef08dedeb9185d9faa478348fff666f75b88c56d053ffac9c0d61aba058f4 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | ETtO7jQQ4eK6B3W1P/r5/poh/J5W625w7RcgIDwLE8UGhZU9Gyr5TKHud/l0kcN9kfeJNiMadt8aFxX2kRFTDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:52:03.721865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055417observed ed135383d056a6504ee6a89af3014f00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:03.699315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055417/manifest.jsonobserved d92ef08dedeb9185d9faa478348fff66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:03.681470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055417/publication.mdobserved b559cb63cf84cbde16d856ff112b69c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:03.663516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055417/publication.txtobserved 26c269db06f15efc0053fa5fbf36a8ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|